---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-12121 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 2 On-line CPU(s) list: 0,1 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 Stepping: 0 BogoMIPS: 5599.99 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 Vulnerability Gather data sampling: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Vulnerable: Safe RET, no microcode Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 795M 1.1M 794M 1% /run /dev/vda1 38G 7.9G 30G 21% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda16 881M 117M 703M 15% /boot /dev/vda15 105M 6.2M 99M 6% /boot/efi tmpfs 795M 16K 795M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7941 781 5187 4 2262 7160 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host noprefixroute valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:4c:bb:6b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.51/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78664sec preferred_lft 78664sec inet6 fe80::f816:3eff:fe4c:bb6b/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-12121) 05/09/26 _x86_64_ (2 CPU) 00:41:04 LINUX RESTART (2 CPU) 00:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:07 1.44 0.01 1.42 0.02 0.05 17.43 648.66 01:10:01 1.09 0.00 1.07 0.02 0.00 13.09 1.21 01:20:01 1.79 0.25 1.51 0.03 30.98 73.22 1.23 01:30:07 1.65 0.00 1.61 0.03 1.04 19.23 1.61 01:40:01 1.37 0.00 1.35 0.02 0.00 15.87 1.21 01:50:01 2.64 1.20 1.43 0.01 88.21 94.90 0.55 02:00:07 20.73 1.81 16.71 2.21 138.27 3067.41 794.81 02:10:01 14.85 0.00 1.28 13.56 0.15 21.39 107724.76 02:20:02 1.29 0.00 1.29 0.00 0.00 17.98 0.00 02:30:07 1.78 0.00 1.76 0.02 0.00 143.08 385.94 02:40:01 1.41 0.00 1.40 0.01 0.00 29.94 0.30 Average: 4.56 0.30 2.82 1.44 23.64 322.15 9874.58 00:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:07 6275740 7522780 297312 3.66 30672 1422248 533944 5.82 445760 1183516 144 01:10:01 6275500 7523072 297012 3.65 30872 1422576 533976 5.82 445848 1184044 136 01:20:01 6234228 7508472 311120 3.83 31252 1448524 728724 7.94 460940 1201608 252 01:30:07 6246752 7521888 297692 3.66 31468 1449164 534256 5.82 455700 1202152 188 01:40:01 6244552 7520356 299220 3.68 31676 1449616 561500 6.12 459316 1202684 124 01:50:01 6065652 7412164 403616 4.96 37388 1511528 643444 7.01 572524 1258312 14572 02:00:07 5136256 7255444 515668 6.34 85112 2198272 716104 7.80 662672 1959360 268 02:10:01 5238564 7359840 411304 5.06 85216 2200256 674900 7.35 613768 1961420 304 02:20:02 5173976 7329352 441700 5.43 85328 2234236 715304 7.79 653184 1995504 33212 02:30:07 5190504 7350184 420780 5.17 85516 2238308 682912 7.44 621720 1999632 216 02:40:01 5151532 7315392 455376 5.60 85664 2242272 771840 8.41 661040 2003752 124 Average: 5748478 7419904 377345 4.64 56379 1801545 645173 7.03 550225 1559271 4504 00:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:07 ens3 0.54 0.07 0.08 0.03 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 0.47 0.08 0.10 0.04 0.00 0.00 0.00 0.00 01:20:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 0.83 0.31 3.27 0.11 0.00 0.00 0.00 0.00 01:30:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:07 ens3 0.32 0.06 0.07 0.03 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.53 0.33 0.12 0.72 0.00 0.00 0.00 0.00 01:50:01 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:50:01 ens3 16.25 9.12 50.49 3.85 0.00 0.00 0.00 0.00 02:00:07 lo 1.27 1.27 0.08 0.08 0.00 0.00 0.00 0.00 02:00:07 ens3 58.25 44.05 388.37 8.34 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 13.87 13.08 141.46 1.15 0.00 0.00 0.00 0.00 02:20:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:02 ens3 5.34 4.46 40.94 0.59 0.00 0.00 0.00 0.00 02:30:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:07 ens3 15.06 14.51 148.29 1.61 0.00 0.00 0.00 0.00 02:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 21.61 20.78 227.06 2.02 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 12.13 9.73 91.07 1.69 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-12121) 05/09/26 _x86_64_ (2 CPU) 00:41:04 LINUX RESTART (2 CPU) 00:50:01 CPU %user %nice %system %iowait %steal %idle 01:00:07 all 0.28 0.00 0.16 0.01 0.03 99.52 01:00:07 0 0.47 0.00 0.15 0.01 0.02 99.34 01:00:07 1 0.08 0.00 0.18 0.01 0.03 99.69 01:10:01 all 0.25 0.00 0.07 0.01 0.03 99.64 01:10:01 0 0.46 0.00 0.05 0.01 0.02 99.47 01:10:01 1 0.05 0.00 0.09 0.01 0.03 99.82 01:20:01 all 0.40 0.00 0.10 0.02 0.03 99.45 01:20:01 0 0.42 0.00 0.12 0.04 0.03 99.40 01:20:01 1 0.38 0.00 0.08 0.01 0.03 99.50 01:30:07 all 0.29 0.00 0.17 0.01 0.02 99.51 01:30:07 0 0.19 0.00 0.18 0.02 0.03 99.57 01:30:07 1 0.38 0.00 0.15 0.00 0.02 99.44 01:40:01 all 0.15 0.00 0.07 0.01 0.02 99.75 01:40:01 0 0.21 0.00 0.07 0.01 0.02 99.70 01:40:01 1 0.09 0.00 0.07 0.01 0.02 99.81 01:50:01 all 0.82 0.00 0.20 0.03 0.02 98.92 01:50:01 0 0.92 0.00 0.19 0.02 0.02 98.86 01:50:01 1 0.73 0.00 0.21 0.04 0.02 98.99 02:00:07 all 10.71 0.00 1.71 0.49 0.05 87.03 02:00:07 0 9.43 0.00 1.57 0.36 0.07 88.57 02:00:07 1 12.00 0.00 1.86 0.61 0.04 85.49 02:10:01 all 0.90 0.00 0.24 0.03 0.04 98.79 02:10:01 0 0.69 0.00 0.19 0.05 0.03 99.03 02:10:01 1 1.11 0.00 0.28 0.01 0.05 98.56 02:20:02 all 7.33 0.00 0.82 0.01 0.07 91.77 02:20:02 0 5.65 0.00 0.59 0.01 0.06 93.70 02:20:02 1 9.09 0.00 1.06 0.02 0.07 89.77 02:30:07 all 1.50 0.00 0.36 0.02 0.04 98.08 02:30:07 0 1.32 0.00 0.32 0.02 0.04 98.30 02:30:07 1 1.69 0.00 0.40 0.02 0.04 97.86 02:40:01 all 1.71 0.00 0.35 0.02 0.04 97.88 02:40:01 0 1.04 0.00 0.33 0.02 0.04 98.57 02:40:01 1 2.38 0.00 0.37 0.03 0.04 97.19 Average: CPU %user %nice %system %iowait %steal %idle Average: all 2.21 0.00 0.39 0.06 0.03 97.31 Average: 0 1.89 0.00 0.34 0.05 0.03 97.68 Average: 1 2.52 0.00 0.43 0.07 0.04 96.94